Linked Questions

13
votes
1answer
2k views

How do Voyager 1's Trajectory Control Thrusters differ from its Attitude Control Thrusters?

There are several popular news items about the recent test of Voyager 1's Trajectory Control Thrusters to see if they can be used for attitude control to facilitate communication with Earth. The ...
8
votes
2answers
2k views

Could a cubesat propel itself to Mars?

I wrote the answer below to the question Could a cubesat be propelled to the moon? before realizing that it said Moon and I'd written it for Mars, so I've cloned that question and moved the answer ...
14
votes
3answers
2k views

Cubesats in lunar orbit and beyond - how does communication work?

Somewhere I read that there are serious plans to send a cubesat into lunar orbit. A few years ago, the ISS was also offering a launch opportunity for such a mission. I guess that it was actually ...
4
votes
3answers
608 views

Where is the camera on the MarCo cubesat that took this “pale blue dot” type of photo of the Earth and the Moon?

Where is the camera on the MarCo cubesat that took this "pale blue dot" type of photo of the Earth and the Moon? Is there an official NASA web site for photos from the MarCo cube sats? This one is ...
10
votes
1answer
845 views

How do probes locate themselves?

There's no way for any probe that is sent to orbit/land on a distant body to get there only on precalculated flight parameters alone - minuscule errors in the beginning of flight would convert to huge ...
6
votes
2answers
250 views

How does the pattern on the MarCo cubesat's antenna boost data-transmission?

I was looking at a few posts that uhoh had made about the MarCo cubesat. One of the pictures was the one that I've posted below: The most I can gather from casual NASA articles is along the lines of: ...
4
votes
2answers
442 views

Why would InSight's arrival date at Mars be fixed, and independent of the launch date?

Despite the 34 day long launch window, the day that InSight will arrive has already been chosen. See mars.nasa.gov's insight mission timeline below, a site I found linked in this answer. I'm not ...
4
votes
1answer
215 views

MarCo, Polo? Any further news, or images, or transmissions from the MarCo deep space cubesats?

Edit: Two more months have gone by since I posted this question. Can there still be no news? Nothing for the two MarCo cubesats to take photos of; not even each other? While InSight is still "under ...
0
votes
2answers
596 views

What are the absolute maximum dimensions of a proper 6U cubesat? Does ASTERIA comply?

At one point there were formal specifications for cubesat dimensions. I know it's a bit larger than precisely $10m \times 10n \times 10$ centimeters, where $m=1, 2$ and $n=1, 2, 3$ but I am not sure ...
6
votes
1answer
346 views

What stole the INSPIRE cubesat launch opportunity, and will there be another?

Doing research for this answer about interplanetary cubesats, I watched the NASA Jet Propulsion Laboratory YouTube channel video CubeSats (live public talk) of a talk by Dr. Andrew Klesh, Chief ...
5
votes
1answer
286 views

Can we go anywhere in space with only THREE reaction wheels and ONE chemical thruster?

I had a discussion the other day with some of my peers and they were very keen on the fact the it is possible to change your orbit as desired using a single thruster and a three reaction wheels. The ...
3
votes
1answer
122 views

InSight's Mars touchdown on 26th November 2018

According to information on Mars InSight Mission official website, InSight is set to land on November 26 at approximately 15:00 EST (excluding pre & post-landing news conference). I am staying in ...
4
votes
1answer
88 views

What will (or did) end of mission look like for the MarCo cubesats?

These two 6U's are the farthest cubsats from Earth. Are they still talking to us and being talked to? With loss of remaining propellant for momentum unloading needed for high-gain antenna pointing ...
0
votes
0answers
159 views

How are Voyager's 16 thrusters oriented?

@RussellBorogove's excellent answer to the question How do Voyager 1's Trajectory Control Thrusters differ from its Attitude Control Thrusters? describes the locations and usage patterns of the 16 ...
1
vote
1answer
77 views

IRIS Transceiver for LEO Missions?

My professor really wants to know if the IRIS transceiver, which flew on MarCo, will be used in LEO. In fact so much that he doesn't accept "no" for an answer. I have searched for an example but found ...